Pistorius J, Steeger T, Alix A, Thompson H, Smagghe G, van der Steen S, et al. Obituary: A life devoted to bee protection: the legacy of Pieter Oomen. J Poll Ecol [Internet]. 2024 Oct. 16 [cited 2024 Oct. 17];36:267-8. Available from: https://pollinationecology.org/index.php/jpe/article/view/815